Printable Expert Sudoku

Set ss9tnb. 8 puzzles with an answer key, ready to print.

Expert puzzles are our hardest tier, with sparse grids usually in the mid-20s for givens. Expect to fill in every candidate and hunt for x-wings and swordfish. A printed copy and a sharp pencil is the classic way to tackle them.

Each free PDF has 8 puzzles, four to a page on US Letter paper, plus an answer key with every solution. Every puzzle has exactly one solution. A new set appears here every day, or you can grab a different set any time.

Puzzles in this set

Expert #1
9
7 4 8 5
6 5 4 1
3
2 1 9
4 9 8
2 7 8
5
3 8 4 9 2
Expert #2
5 6 2
4 8 5
2 7 4
8 5
2 1 7
6
7 3 9
9 6
8 5 3
Expert #3
9
1 8 3
6 1 5
4 2 5 1
8 5
9 4
6 3 2
6 2 5 7
1 4
Expert #4
5 4 2
8
3
5 9 6 1
8 5 7
4 1 9
8 4 6 5
1 2 6
7 3 8
Expert #5
2 6
4 9 1
9
1 8 4
3 4 8
9 1 7 3
4 8 7
5 3
6 2 5
Expert #6
3 5
4 5 7 8
2 6
4 5
3 5 4
8 2 7
1
6 8
5 2 9 4
Expert #7
7 6
2 8
8 3 9
9 3 1
7 2 4
8 2 5
1 4 5
7 9 4
1 3 8
Expert #8
3 8
1 6
6 4 2
8 6 4
5 7
3 2
9 4 7 6
1 2 4
2 9

Answers are on the last page of the PDF.

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Techniques for expert puzzles

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